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For the Inventor, By the Inventor

Mishima, Japan

Hiroshi Okano

This inventor holds 15 USPTO granted patents, primarily in Turbocharger Technology. Top assignees: Toyota Jidosha Kogyo Kabushiki Kaisha, Kabushiki Kaisha Fujikoshi, Nippondenso Co., Ltd.. Active years: 1976-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Okano. Retrieved from https://idiyas.com/inventor/hiroshi-okano-q6m8ngi5

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 8

Forward Citations = 205(Granted Patents)


Location History:

  • Susono, JA (1976)
  • Susono, JP (1978 - 1981)
  • Mishima, JP (1981 - 1983)

Company Filing History:

goldMedal15 out of 1,838 
 
Toyota Jidosha Kogyo Kabushiki Kaisha
 patents
silverMedal1 out of 32 
 
Kabushiki Kaisha Fujikoshi
 patents
bronzeMedal1 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1976-1983

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Areas of Expertise:
Turbocharger
Gas Bearings
Sealing Mechanisms
Rotor Balance
Friction Gearing
Heat Regenerator
Compressor Design
Measurement Devices
Internal Combustion Engine
15 patents (USPTO):Explore Patents
1. 4383799 - Ring and groove contraction for assembling a turbocharger (1983-05-17),
2. 4382747 - Compressor of a turbocharger (1983-05-10),
3. 4376617 - Turbocharger for use in an internal combustion engine (1983-03-15),
4. 4358253 - Turbocharger for use in an internal combustion engine (1982-11-09),
5. 4355850 - Bearing of a turbomachine (1982-10-26),
6. 4302975 - Device for holding a rotor body in a balance testor (1981-12-01),
7. 4300387 - Measurement of the unbalance of a rotor body of small weight (1981-11-17),
8. 4296648 - Lubricated friction speed change gearing (1981-10-27),
9. 4279576 - Rotating speed detecting device of a turbocharger (1981-07-21),
10. 4134446 - Sealing mechanism for rotative heat regenerator (1979-01-16),
11. 4134308 - Driven mechanism for a rotatory heat regenerator (1979-01-16),
12. 4106553 - Sealing device for a rotary regenerative heat exchanger (1978-08-15),
13. 3988046 - Resiliently mounted gas bearing device (1976-10-26),
14. 3985405 - Gas bearing assembly (1976-10-12),
15. 3951475 - Resiliently mounted gas bearing device (1976-04-20),
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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