Tokyo, Japan

Hiroshi Tanaka

This inventor holds 181 USPTO granted patents and 28 published patent applications and 75 EPO patents, primarily in Semiconductor Manufacturing (CPC class B01D53-1475). Top assignees: Mitsubishi Heavy Industries Limited, Max Co., Ltd., Mitsubishi Heavy Industries Engineering, Ltd.. Active years: 1980-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Tanaka. Retrieved from https://idiyas.com/inventor/hiroshi-tanaka

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

USPTO Granted Patents = 181 

% Patents Active = 82.9

 

Average Co-Inventor Count = 2.3

ph-index = 16

Forward Citations = 872(Granted Patents)

Forward Citations (Not Self Cited) = 838(Dec 10, 2025)


Inventors with similar research interests:

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Company Filing History:

goldMedal34 out of 4,746 
 
Mitsubishi Heavy Industries Limited
 patents
silverMedal31 out of 711 
 
Max Co., Ltd.
 patents
bronzeMedal22 out of 115 
 
Mitsubishi Heavy Industries Engineering, Ltd.
 patents
4. 18 out of 195 
 
The Kansai Electric Power Co., Inc.
 patents
5. 10 out of 16,602 
 
Mitsubishi Electric Corporation
 patents
6. 10 out of 36,684 
 
Nec Corporation
 patents
7. 8 out of 2,208 
 
Fuji Jukogyo Kabushiki Kaisha
 patents
8. 5 out of 92,994 
 
Canon Kabushiki Kaisha
 patents
9. 5 out of 5,795 
 
Japan Display Inc.
 patents
10. 4 out of 16,458 
 
Fuji Photo Film Company, Limited
 patents
11. 4 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
12. 3 out of 1,196 
 
Ihi Corporation
 patents
13. 3 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
14. 3 out of 1,555 
 
Mitsubishi Materials Corporation
 patents
15. 3 out of 1,040 
 
Shiseido Company, Limited
 patents
16. 2 out of 543 
 
Eagle Industry Co., Ltd.
 patents
17. 2 out of 20 
 
Eagleburgmann Japan Co., Ltd.
 patents
18. 2 out of 16,949 
 
Fujifilm Corporation
 patents
19. 2 out of 166,351 
 
International Business Machines Corporation
 patents
20. 2 out of 5 
 
K. K. Video Research
 patents
21. 2 out of 73 
 
Mitsubishi Pharma Corporation
 patents
22. 2 out of 77 
 
Nittan Company Limited
 patents
23. 2 out of 7 
 
Science and Technology Agency
 patents
24. 2 out of 58,145 
 
Sony Corporation
 patents
25. 2 out of 4 
 
Sound Fun Corporation
 patents
26. 2 out of 591 
 
Tokyo Institute of Technology
 patents
27. 1 out of 412 
 
Dai Nippon Insatsu Kabushiki Kaisha
 patents
28. 1 out of 3 
 
Fukushima Medical University
 patents
29. 1 out of 42,731 
 
Hitachi, Ltd.
 patents
30. 1 out of 14 
 
Institute of Science Tokyo
 patents
31. 1 out of 12 
 
Kabushiki Kaisha Meiji Gomu Kasei
 patents
32. 1 out of 730 
 
Kyowa Hakko Kogyo Co., Ltd.
 patents
33. 1 out of 1 
 
Mirai Speaker Inc.
 patent
34. 1 out of 19 
 
Mistubishi Electric Corporation
 patents
35. 1 out of 142 
 
Nihon Medi-Physics Company, Limited
 patents
36. 1 out of 73 
 
Niigata University
 patents
37. 1 out of 3,713 
 
Nippon Steel Corporation
 patents
38. 1 out of 1,102 
 
Nippon Steel Sumitomo Metal Corporation
 patents
39. 1 out of 8,306 
 
Olympus Corporation
 patents
40. 1 out of 7,654 
 
Renesas Electronics Corporation
 patents
41. 1 out of 3,781 
 
Renesas Technology Corp.
 patents
42. 1 out of 52 
 
Ryoden Semiconductor System Engineering Corporation
 patents
43. 1 out of 2,903 
 
Seiko Instruments Inc
 patents
44. 1 out of 7 
 
Shikoku Instrumentation Co., Ltd.
 patents
45. 1 out of 5 
 
Spc Electronics Corporation
 patents
46. 1 out of 151 
 
Taiyo Nippon Sanso Corporation
 patents
47. 1 out of 46 
 
Teraoka Seiko Co., Ltd.
 patents
48. 1 out of 1,269 
 
Toppan Printing Co., Ltd.
 patents
49. 1 out of 922 
 
Tosoh Corporation
 patents
where one patent can have more than one assignee

Years Active: 1980-2026

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Areas of Expertise:
Gas Heating Apparatus
Semiconductor Manufacturing Apparatus
Pneumatic Tool
Air Pollution Control
CO2 Recovery Unit
Composite Amine Absorbent
Acid Gas Removal
Exhaust Gas Treatment
Fastener-Driving Tool
Fluid Damper
Speaker Unit
Culture Device
181 patents (USPTO):Explore Patents

Title: Hiroshi Tanaka: Pioneering Innovator in Pneumatic Tool Technology

Introduction:

In the realm of inventions and patents, Hiroshi Tanaka is a name that shines bright. Hailing from Tokyo, Japan, Tanaka has made significant contributions to the field of pneumatic tool technology. With an impressive portfolio of 160 patents, his work has revolutionized the efficiency and functionality of these tools. Let's delve into his latest patents, career highlights, collaborations, and explore the impact of his inventions.

Latest Patents:

Tanaka's recent advancements in pneumatic tool design highlight his dedication to improving operational performance and user experience. One of his notable inventions includes a pneumatic tool with a timer part that controls the operation of the drive, on-off valve, and control valve after a predetermined time. This timer part features a unique design, utilizing a timer piston and piston housing to enhance functionality and efficiency. Tanaka's innovative incorporation of a groove on the guide surface amplifies the flow path, leading to improved air flow control and tool operation. By continually pushing boundaries, Tanaka showcases his commitment to advancing the field of pneumatic tools.

Career Highlights:

Throughout his illustrious career, Hiroshi Tanaka has left an indelible mark on the pneumatic tool industry. His career started at Mitsubishi Heavy Industries Limited, where he honed his skills and contributed significantly to the development of cutting-edge tools. Tanaka's commitment to innovation led him to join Max Co., Ltd., a renowned global leader in pneumatic tool manufacturing. At Max Co., Ltd., he continued to push the boundaries of pneumatic tool technology, resulting in numerous patents that have redefined industry standards.

Collaborations:

In his pursuit of excellence, Hiroshi Tanaka has collaborated with esteemed colleagues who share his passion for innovation. Notable among his coworkers are Takuya Hirata and Tsuyoshi Oishi. Collaborating with like-minded individuals has undoubtedly contributed to Tanaka's ability to think creatively and develop groundbreaking solutions. Through these important collaborations, he has been able to leverage diverse expertise and perspectives, ensuring the creation of truly innovative inventions.

Conclusion:

Hiroshi Tanaka's exceptional contributions to pneumatic tool technology have solidified his status as a pioneering innovator. With an impressive array of 160 patents under his belt, Tanaka has redefined industry norms and paved the way for enhanced efficiency and functionality in pneumatic tools. His latest inventions, such as the innovative timer part design, reflect his unwavering commitment to revolutionizing the field. As Tanaka continues to collaborate with leading experts, his impact on the industry is poised to grow even further.

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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