HW

Hirofumi Watanabe

MK Mitsui Kinzoku Kogyo: 2 patents #1 of 7Top 15%
Mitsubishi Electric: 1 patents #770 of 2,417Top 35%
Ricoh Company: 1 patents #186 of 609Top 35%
Overall (2002): #15,628 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6437550 Voltage generating circuit and reference voltage source circuit employing field effect transistors Shunsuke Andoh 2002-08-20
6406073 Vehicle door latch device with double action mechanism 2002-06-18
6384551 Control apparatus for AC generator for gradually changing output voltages when changing operating modes 2002-05-07
6343817 Vehicle door latch device with double action mechanism 2002-02-05