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For the Inventor, By the Inventor

Cavite, Philippines

Ehs Lens Philippines, Inc.


USPTO Granted Patents = 10

% Expired Patents = 10.0


Forward Citations = 8

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15 inventors (with patents filed for the assignee):

goldMedal Kenichi Tonouchi (4 out of 4 patents)

silverMedal Masaki Ihara (4 out of 6 patents)

bronzeMedal Takateru Mori (3 out of 9 patents)

4.  Toshihiko Shimizu (3 out of 3 patents)

5.  Toshihide Shinohara (3 out of 25 patents)

6.  Yoshinobu Ito (2 out of 2 patents)

7.  Daisuke Ogaya (2 out of 2 patents)

8.  Akinori Yamamoto (2 out of 4 patents)

9.  Tadashi Kaga (2 out of 26 patents)

10.  Hiroshi Shimizu (2 out of 15 patents)

11.  Yuta Hoshino (1 out of 1 patent)

12.  Yuko Imai (1 out of 1 patent)

13.  Yohei Suzuki (1 out of 5 patents)

14.  Ayumu Ito (1 out of 12 patents)

15.  Keiichi Suzuki (1 out of 5 patents)


10 patents:

1. 10363712 - Method of manufacturing polarizing plastic lens (2019-07-30),
2. 10099439 - Method of manufacturing polarizing plastic lens (2018-10-16),
3. 9782941 - Polarized plastic lens for spectacles and method for manufacturing polarized plastic lens for spectacles (2017-10-10),
4. 9746694 - Lens set, method of designing lens and method of manufacturing lens (2017-08-29),
5. 9638938 - Polarizing lens and method of manufacturing the same (2017-05-02),
6. 9581831 - Optical lens, method for designing optical lens, and apparatus for manufacturing optical lens (2017-02-28),
7. 9535262 - Optical member and method of manufacturing optical member (2017-01-03),
8. 9429770 - Progressive addition lens (2016-08-30),
9. 9417462 - Progressive power lens design method and progressive power lens design apparatus (2016-08-16),
10. 9285585 - Antifouling coating for eyeglass lenses with a higher coefficient of friction than uncoated lenses (2016-03-15),
Company Overview
Ehs Lens Philippines, Inc. is a prominent player in the optical industry, specializing in the development and manufacturing of high-quality optical lenses. The company focuses on innovative lens technology, catering to various segments including prescription eyewear and specialized optical solutions. With a commitment to precision and quality, Ehs Lens serves both local and international markets, contributing to advancements in optical design and manufacturing processes. Their expertise positions them as a key contributor to the evolving landscape of optical products.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

10 Patents

#2 in Cavite

#3 in Philippines

#56,047 in the World

Cavite, PH
Cavite, Philippines

Ehs Lens Philippines, Inc.

Forward Citations = 8

15 inventors:

goldMedal Kenichi Tonouchi (4 out of 4 patents)

silverMedal Masaki Ihara (4 out of 6 patents)

bronzeMedal Takateru Mori (3 out of 9 patents)

4.  Toshihiko Shimizu (3 out of 3 patents)

5.  Toshihide Shinohara (3 out of 25 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ehs Lens Philippines, Inc.. Retrieved from https://idiyas.com/company/ehs-lens-philippines

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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