HM

Hirokazu Murayama

KS Kobe Steel: 2 patents #504 of 2,031Top 25%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
OC Ogura & Co.: 1 patents #5 of 10Top 50%
📍 Gyōda, JP: #156 of 565 inventorsTop 30%
Overall (All Time): #1,295,668 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5184705 Electromagnetic clutch Yuzo Sekiguchi, deceased 1993-02-09
4608651 Control system for direct teaching/playback type robots Tsudoi Murakami, Shoji Nasu, Yasuhide Nagahama, Hironosuke Kada, Teruyoshi Sekino +3 more 1986-08-26
4532409 Method for gas shielded arc welding with direct current non-consumable electrode Yohji Ogata, Isao Aida, Kenjiro Shibuya 1985-07-30
4284440 Rare earth metal-cobalt permanent magnet alloy Masaaki Tokunaga, Chitoshi Hagi 1981-08-18