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Takayuki Hayashi

USPTO Granted Patents = 20

EPO Patents = 2

Average Co-Inventor Count = 2.7

ph-index = 8

Forward Citations = 177(Granted Patents)

Location History:

Nagakute-cho, JP (2000)
Aichi-gun, JP (1998 - 2009)
Anjo, JP (2009)
Nagoya, JP (1991 - 2017)

Company Filing History:

12 out of 19,748

Denso Corporation

5 out of 17,600

Brother Kogyo Kabushiki-kaisha

2 out of 36,713

Toyota Jidosha Kabushiki Kaisha

Sankyo Radiator Co., Ltd.

5. 1 out of 3,252

Nippondenso Co., Ltd.

6. 1 out of 1,600

Nippon Soken, Inc.

7. 1 out of 2,064

Aisin Aw Co., Ltd.

Neomax Materials Co., Ltd.

where one patent can have more than one assignee

Years Active: 1991-2017

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20 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9581107 - Exhaust gas heat exchanging device (2017-02-28),

2. 9464598 - Exhaust gas cooling device (2016-10-11),

3. 8925624 - Exhaust heat exchanger (2015-01-06),

4. 8029918 - Brazing method and brazed structure (2011-10-04),

5. 7984753 - Heat exchanger (2011-07-26),

6. 7618344 - Hydraulic control apparatus for a multi-stage automatic transmission (2009-11-17),

7. 7527088 - Exhaust gas heat exchanger (2009-05-05),

8. 7077190 - Exhaust gas heat exchanger (2006-07-18),

9. 6976530 - Exhaust heat exchanger (2005-12-20),

10. 6820682 - Heat exchanger (2004-11-23),

11. 6595274 - Exhaust gas heat exchanger (2003-07-22),

12. 6494976 - Ultrasonically joining apparatus and ultrasonically joining method (2002-12-17),

13. 6328529 - Cooling device with support members facing fin (2001-12-11),

14. 6135200 - Heat generating element cooling unit with louvers (2000-10-24),

15. 5749330 - Cooling system for an internal combustion engine (1998-05-12),

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