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For the Inventor, By the Inventor

Nagoya, Japan

Tomey Technology Corporation


USPTO Granted Patents = 10

Forward Citations = 150

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19 inventors (with patents filed for the assignee):

goldMedal Makoto Sugiura (2 out of 6 patents)

silverMedal Hideaki Kamiya (2 out of 2 patents)

bronzeMedal Shinji Tanaka (2 out of 2 patents)

4.  Akira Nakagawa (2 out of 2 patents)

5.  Norio Kimura (2 out of 2 patents)

6.  Kenji Yamada (1 out of 107 patents)

7.  Makoto Nakagawa (1 out of 13 patents)

8.  Satoru Matumoto (1 out of 3 patents)

9.  Masashi Endo (1 out of 5 patents)

10.  Kazuo Shimizu (1 out of 1 patent)

11.  Kaoru Kamiya (1 out of 1 patent)

12.  Atumi Fujimura (1 out of 1 patent)

13.  Hiroyasu Satoh (1 out of 1 patent)

14.  Kiyotaka Odagiri (1 out of 1 patent)

15.  Takuo Kato (1 out of 1 patent)


10 patents:

1. 6008170 - Contact lens cleaning solution and method for cleaning contact lenses (1999-12-28),
2. 5977035 - Liquid agent for contact lens containing carboxylated amine as a (1999-11-02),
3. 5928606 - Device and method for cleaning and disinfecting contact lens using (1999-07-27),
4. 5840671 - Cleaning solution for contact lens exhibiting excellent detergency (1998-11-24),
5. 5820696 - Method of cleaning and disinfecting contact lens (1998-10-13),
6. 5789463 - Ocular lens material and process for producing the same (1998-08-04),
7. 5785767 - Cleaning and disinfecting solution for contact lens and method of (1998-07-28),
8. 5698636 - Ocular lens material and process for producing the same (1997-12-16),
9. 5681463 - Portable liquid purifying device having activated carbon filter and (1997-10-28),
10. 5449442 - Cleaning and disinfecting method for contact lens (1995-09-12),
Company Overview
Tomey Technology Corporation, based in Nagoya, Japan, specializes in the development and manufacturing of advanced medical devices and diagnostic equipment, particularly in the field of ophthalmology. The company is recognized for its innovative solutions that enhance eye care practices, focusing on precision and reliability. With a commitment to research and development, Tomey aims to improve patient outcomes through cutting-edge technology and comprehensive support for healthcare professionals in the optical sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

10 Patents

#73 in Nagoya

#4,401 in Japan

#56,047 in the World

Nagoya, JP
Nagoya, Japan

Tomey Technology Corporation

Forward Citations = 150

19 inventors:

goldMedal Makoto Sugiura (2 out of 6 patents)

silverMedal Hideaki Kamiya (2 out of 2 patents)

bronzeMedal Shinji Tanaka (2 out of 2 patents)

4.  Akira Nakagawa (2 out of 2 patents)

5.  Norio Kimura (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tomey Technology Corporation. Retrieved from https://idiyas.com/company/tomey-technology

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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