YF

Yasumichi Fukuma

OE Omron Tateisi Electronics: 3 patents #92 of 599Top 20%
MW Makita Electric Works: 1 patents #25 of 53Top 50%
📍 Hirata, JP: #1 of 3 inventorsTop 35%
Overall (All Time): #1,666,861 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4934494 Combined locking mechanism and switch especially for power tools Fusao Fushiya, Akiharu Hayashi, Michio Okumura, Yukimi Amano, Shinya Hamazaki 1990-06-19
4902863 Push button microswitch with wiping contact effect 1990-02-20
4877930 Sealed push-button switch and method of assembly 1989-10-31