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Toshikazu Tsumura

USPTO Granted Patents = 15 (Patent Applications = 1)

CIPO Patents = 2

Average Co-Inventor Count = 6.4

ph-index = 7

Forward Citations = 171(Granted Patents)

Company Filing History:

7 out of 42,508

Babcock-hitachi Kabushiki Kaisha

Babcock-hitachi K.k.

4. 1 out of 1,432

Ube Industries, Inc.

5. 1 out of 1,267

Hitachi Koki Co., Ltd.

6. 3 out of 832,880

Other

patents

where one patent can have more than one assignee

Years Active: 1991-2010

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7665408 - Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus (2010-02-23),

2. 7168374 - Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus (2007-01-30),

3. 6976440 - Fuel distribution device for fuel feed ducts and method of operating distribution device (2005-12-20),

4. 6889619 - Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus (2005-05-10),

5. 6715432 - Solid fuel burner and method of combustion using solid fuel burner (2004-04-06),

6. 6490985 - Boiler (2002-12-10),

7. 6338304 - Boiler (2002-01-15),

8. 6298796 - Fine coal powder combustion method for a fine coal powder combustion burner (2001-10-09),

9. 6237510 - Combustion burner and combustion device provided with same (2001-05-29),

10. 6189464 - Pulverized coal combustion burner and combustion method thereby (2001-02-20),

11. 6152051 - Powered fuel combustion burner with nozzle flow guide (2000-11-28),

12. 6112676 - Pulverized coal burner (2000-09-05),

13. 5806443 - Pulverized coal burner and method of using same (1998-09-15),

14. 5499087 - Heat fixing device and electrophotographic apparatus incorporating the (1996-03-12),

15. 4991520 - Ignition burner apparatus for pulverized coal (1991-02-12),

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