The Restful Jaw Team

Eric L. Schiffman, M.S., D.D.S.

Founder, Inventor, Chief Dental Officer

Dr. Schiffman is a 30-year faculty member at the University of Minnesota School of Dentistry. Known worldwide as a Temporomandibular Joint Disorder (TMD) expert, he has devoted his career to discovering innovative treatment options for this complex orofacial disorder for both the practitioner and patient.

A pre-eminent researcher, Dr. Schiffman has authored more than 40 research publications and received more than $14 million in funding from the National Institutes of Health. His findings are considered the seminal work in the field for diagnosing and treating TMD in the clinical setting.

He has lectured throughout Europe, North America and South America. He received his D.D.S. from the University of Iowa and his M.S. from the University of Minnesota.

Karen Kloser

Founder, President & CEO

Karen has more than 20 years of industry experience in PR and marketing communications. Having worked in both the services and manufacturing sectors, she translates complex solutions into simple and compelling messages to both businesses and consumers.

Ernest Grumbles

Advisor, Intellectual Property and Business Strategy

Ernest is an intellectual property and business attorney at the law firm of Adams Grumbles LLP, representing innovation-driven startups and entrepreneurs. He works with early-stage clients to identify and protect patent, trademark, and copyright assets and to launch, develop and finance high-growth enterprise.

As the founder and President of Proton Group, LLC, co-founder of MOJO Minnesota, and co-founder and advisory member of the Gopher Angels investor group, Ernest is an instrumental player of the Minnesota innovation community. Ernest has also served as a business judge in Startup Weekend Twin Cities, University of Minnesota BizPitch, University of St. Thomas Fowler Business Concept Challenge, and a mentor of Minnesota Cup startup competition.

Harvey Arbit, PharmD., M.B.A.

Consultant, Regulatory Affairs

Dr. Arbit has over 30 years experience in the pharmaceutical and medical device industries where he held director and vice president level positions in the areas of regulatory affairs, clinical research, quality assurance, and product development.

Dr. Arbit is president of Arbit Consulting, LLC, specializing in regulatory strategy and support for industry, academia, and investigator-initiated clinical research. He is also adjunct professor in the Department of Pharmaceutical Care and Health Systems at the University of Minnesota. In the past Dr. Arbit has served as Director of the IND/IDE Assistance Program and the Leader for Regulatory Knowledge and Support in the Office of the Vice President for Research.

Dr. Arbit has his Regulatory Affairs Certification (RAC) through RAPS, and his Clinical Research Certification (CCRP) through SoCRA. He has served as a board member and officer of SoCRA.

Yoshikazu Suzuki-Lambrecht, M.A.

Advisor, Marketing and Brand Strategy 

Yoshi is an award-winning strategist in the field of branding and digital marketing. After leaving his ad agency career in Tokyo, he began consulting for startups and small businesses in Minneapolis and St. Paul.

Yoshi’s involvement with The Restful Jaw Company dates back to the first few months of the company’s inception, leading the successful development and implantation of the company’s marketing and brand strategy. He later assumed the role of Director of Marketing, and directed and coordinated all cross-platform marketing materials. Since 2014, Yoshi serves as an advisor for the Company’s marketing and branding efforts.

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