logo

For the Inventor, By the Inventor

Kiryu, Japan

Hirohiko Maekawa

This inventor holds 4 USPTO granted patents. Top assignees: Mitsuba Corporation, Mitsuba Electric Manufacturing Co., Ltd.. Active years: 1991-2013.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 41(Granted Patents)


Location History:

  • Yabuzukahon, JP (1993)
  • Gunma-ken, JP (1999)
  • Kiryu, JP (1991 - 2013)

Company Filing History:

goldMedal2 out of 533 
 
Mitsuba Corporation
 patents
silverMedal2 out of 103 
 
Mitsuba Electric Manufacturing Co., Ltd.
 patents

Years Active: 1991-2013

Loading Chart...
4 patents (USPTO):Explore Patents
1. 8342808 - Cooling fan (2013-01-01),
2. 5929544 - Drainage structure of fan motor (1999-07-27),
3. 5216306 - Casing structure for motor (1993-06-01),
4. 5071322 - Waterproof structure for fan motor (1991-12-10),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
Loading…