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For the Inventor, By the Inventor

Hino, Japan

Tetsuro Izumitani

This inventor holds 30 USPTO granted patents, primarily in Optical Glass Technology. Top assignees: Hoya Corporation, Hoya Glass Works, Ltd., Other. Active years: 1976-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuro Izumitani. Retrieved from https://idiyas.com/inventor/tetsuro-izumitani

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

USPTO Granted Patents = 30

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 11

Forward Citations = 337(Granted Patents)


Location History:

  • Tokyo, JA (1976)
  • Hino, JA (1976 - 1977)
  • Hodokubo, Tokyo, JP (1988)
  • Hino, JP (1978 - 1990)
  • Tokyo, JP (1985 - 1990)
  • Hino-Shi, Tokyo, JP (1997)

Company Filing History:

goldMedal17 out of 2,565 
 
Hoya Corporation
 patents
silverMedal11 out of 18 
 
Hoya Glass Works, Ltd.
 patents
bronzeMedal2 out of 834,453 
Other
 patents

Years Active: 1976-1997

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Areas of Expertise:
Optical Lenses
Laser Glass
Hydrophilic Contact Lens
Phosphate Glass
Fluorophosphate Glass
Molding Methods
Refractive Index
Surface Treatment
Optical Pumping
Transparent Glass
Faraday Rotation
Memory Effect
30 patents (USPTO):Explore Patents
1. 5665135 - Method for fabricating preforms for molded lenses (1997-09-09),
2. 4919699 - Process of removing platinum inclusions from laser glass (1990-04-24),
3. 4892402 - Method for making contact lens hydrophilic (1990-01-09),
4. 4871230 - Single mode phosphate laser glass fiber (1989-10-03),
5. 4820662 - Silicophosphate laser glass (1989-04-11),
6. 4816049 - Process of surface treating laser glass (1989-03-28),
7. 4806138 - Method for melting fluorophosphate glass (1989-02-21),
8. 4778505 - Method of molding glass body (1988-10-18),
9. 4767435 - Process for producing transparent glass product having refractive index (1988-08-30),
10. 4761387 - Fluoride glass (1988-08-02),
11. 4738703 - Method of molding optical lenses (1988-04-19),
12. 4629489 - Method of manufacturing pressed lenses (1986-12-16),
13. 4625009 - High-hydration contact lens (1986-11-25),
14. 4589118 - Method of optical pumping of erbium-doped laser material and apparatus (1986-05-13),
15. 4549895 - Method and apparatus for melting glass (1985-10-29),

Title: Tetsuro Izumitani - Innovative Inventor from Hino, Japan

Introduction: Tetsuro Izumitani is a renowned inventor hailing from Hino, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Izumitani's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over two decades, Izumitani has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological advancements in various industries.

Collaborations: Izumitani has collaborated with top research institutions and universities in Japan, fostering a culture of innovation and knowledge-sharing to push the boundaries of technological possibilities.

Conclusion: Tetsuro Izumitani's relentless pursuit of innovation and his passion for creating cutting-edge solutions have solidified his position as a visionary inventor in the global tech landscape.

Profile summary based on public USPTO records.
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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