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For the Inventor, By the Inventor

Tokyo, Japan

Tsutomu Watanabe

This inventor holds 45 USPTO granted patents and 3 EPO patents, primarily in Game Development. Top assignees: Nippon Chemical Industrial Co., Ltd., Nkk Corporation, Sumitomo Bakelite Company Limited. Active years: 1976-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Watanabe. Retrieved from https://idiyas.com/inventor/tsutomu-watanabe-wulchhhb

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

USPTO Granted Patents = 45

% Patents Active = 95.6

 

Average Co-Inventor Count = 2.6

ph-index = 13

Forward Citations = 624(Granted Patents)


Location History:

  • Yokohama, JA (1976)
  • Utsunomiya, JP (1981)
  • Yokohama, JP (1979 - 1988)
  • Yamada, JP (1989)
  • Itami, JP (1996 - 1999)
  • Tokyo, JP (1978 - 2023)

Company Filing History:

goldMedal7 out of 163 
 
Nippon Chemical Industrial Co., Ltd.
 patents
silverMedal7 out of 614 
 
Nkk Corporation
 patents
bronzeMedal6 out of 615 
 
Sumitomo Bakelite Company Limited
 patents
4. 5 out of 193 
 
Konami Corporation
 patents
5. 5 out of 28,951 
 
Ricoh Company, Ltd.
 patents
6. 4 out of 53 
 
Shinto Paint Co., Ltd.
 patents
7. 3 out of 6,964 
 
Sumitomo Chemical Company, Limited
 patents
8. 2 out of 5,989 
 
Shin-Etsu Chemical Co., Ltd.
 patents
9. 1 out of 1 
 
Asec Co., Ltd.
 patent
10. 1 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
11. 1 out of 696 
 
Daicel Corporation
 patents
12. 1 out of 1 
 
Kabushiki Kaisha Art Coffee
 patent
13. 1 out of 864 
 
Kansai Paint Company, Ltd.
 patents
14. 1 out of 229 
 
Oji Paper Co., Ltd.
 patents
15. 1 out of 238 
 
Sumida Corporation
 patents
16. 1 out of 1,236 
 
Tokyo Ohka Kogyo Co., Ltd.
 patents
17. 1 out of 180 
 
Yamatake Corporation
 patents
18. 1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1976-2023

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Areas of Expertise:
Game Software
Game Machine
Process Controller
Electrodeposition
Color Filter
Phosphine Compounds
Electrophotographic
Thermoplastic Resin
Steel Sheets
Inductance Element
Ultrasonic Apparatus
Curing Catalyst
45 patents (USPTO):Explore Patents
1. 11718587 - Compound, epoxy curing catalyst and method for producing compound (2023-08-08),
2. 7940153 - Inductance element (2011-05-10),
3. 7601056 - Music game software and music game machine (2009-10-13),
4. 7571178 - Process controller, product information collector, and process tracer (2009-08-04),
5. 7037197 - Game software and game machine (2006-05-02),
6. 6666770 - Game system, recording medium, and image display method (2003-12-23),
7. 6595851 - Game device, system and method where identification data assigned to individual game devices is stochastically processed (2003-07-22),
8. 6267678 - Method of carrying out communication between different game devices, a game system played by using the method, and a recording medium used in the game system (2001-07-31),
9. 6203950 - Method for manufacturing a color filter (2001-03-20),
10. 6080885 - Process for preparing a phosphonium salt compound having an acryl group (2000-06-27),
11. 6025525 - Highly pure monoalkylphosphine and method for producing same (2000-02-15),
12. 5925784 - Bis (1,1,3,3-tetramethylbutyl) phosphinic acid compound, a production (1999-07-20),
13. 5917566 - Electrodeposition method for manufacturing color filter (1999-06-29),
14. 5892120 - Highly pure monoalkylphosphine and method for producing same (1999-04-06),
15. 5872279 - Bis(1,1,3,3-tetramethylbutyl) phosphinic acid compound, a production (1999-02-16),

Title: Tsutomu Watanabe: Pioneering Inventor from Tokyo

Introduction: Tsutomu Watanabe is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Tsutomu Watanabe holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With over two decades of experience in the industry, Tsutomu Watanabe has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Tsutomu Watanabe has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing within the tech community.

Conclusion: Tsutomu Watanabe's passion for innovation and his relentless pursuit of technological excellence have solidified his reputation as a visionary inventor in Tokyo, inspiring the next generation of inventors to push the boundaries of what is possible in the world of technology.

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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