IDiyas

For the Inventor, By the Inventor

Kuwana, Japan

Hirofumi Suzuki

USPTO Granted Patents = 17

Average Co-Inventor Count = 3.9

ph-index = 5

Forward Citations = 99(Granted Patents)


Location History:

  • Kuwana, JP (2002 - 2013)
  • Kariya, JP (1986 - 2020)

Company Filing History:

goldMedal8 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
silverMedal8 out of 19,697 
 
Denso Corporation
 patents
bronzeMedal3 out of 36,499 
 
Toyota Jidosha Kabushiki Kaisha
 patents
4. 1 out of 1,600 
 
Nippon Soken, Inc.
 patents
5. 1 out of 238 
 
Denso Corpora Tion
 patents
where one patent can have more than one assignee

Years Active: 1986-2020

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17 patents (USPTO):Explore Patents
1. 10837939 - Gas sensor element (2020-11-17),
2. 9954344 - Spark plug for internal combustion engine (2018-04-24),
3. 9583916 - Alumina sintered body and spark plug using the same (2017-02-28),
4. 8431505 - Alumina sintered body and method for manufacturing same, and spark plug comprising the alumina sintered body as an insulator (2013-04-30),
5. 7109645 - Spark plug (2006-09-19),
6. 7080638 - Ignition device for internal combustion engine (2006-07-25),
7. 6975062 - Spark plug with powder filling (2005-12-13),
8. 6873094 - Ignition device for internal combustion engine and a manufacturing method therefor (2005-03-29),
9. 6492289 - Lead-free glaze and spark plug (2002-12-10),
10. 4829029 - Low temperature sintering ceramic material composition and process for (1989-05-09),
11. 4803345 - Ceramic heater apparatus with metal electrodes (1989-02-07),
12. 4764435 - Metalizing or bonding composition for non-oxide ceramics (1988-08-16),
13. 4723973 - Purifying apparatus of a particulate trap-type for collecting (1988-02-09),
14. 4723069 - Ceramic heater (1988-02-02),
15. 4711990 - Ceramic heater (1987-12-08),
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