MY

Masamichi Yamada

HI Hitachi: 4 patents #332 of 4,225Top 8%
HC Hitachi Car Engineering Co.: 4 patents #9 of 145Top 7%
Ricoh Company: 2 patents #128 of 684Top 20%
Overall (2003): #5,726 of 273,478Top 3%
6
Patents 2003

Issued Patents 2003

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6666082 Thermal airflow sensor Izumi Watanabe, Keiichi Nakada 2003-12-23
6577840 Method and apparatus for image forming capable of effectively performing an image fixing process Toshiharu Hachisuka 2003-06-10
6557411 Heating element type mass air flow sensor, and internal combustion engine-control apparatus using the sensor Izumi Watanabe, Keiichi Nakada 2003-05-06
6553829 Air flow sensor having grooved sensor element Keiichi Nakada, Izumi Watanabe 2003-04-29
6553204 Fixing device for fixing a toner image in an image forming apparatus 2003-04-22
6516785 Air flow sensor Keiichi Nakada, Izumi Watanabe, Hiroshi Yoneda, Kei Ueyama 2003-02-11