HN

Hiroshi Nakai

SI Sanshin Industries: 3 patents #7 of 48Top 15%
DA Daihen: 2 patents #1 of 19Top 6%
Overall (1997): #4,424 of 185,788Top 3%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5697335 Induction device for engine Sakayuki Kimura 1997-12-16
5670071 MAG arc welding apparatus Tomoyuki Ueyama, Shoji Harada, Toshiaki Nakamata, Masuo Shibata, Toshimitsu Doi +2 more 1997-09-23
5667709 Method of MAG arc welding Tomoyuki Ueyama, Shoji Harada, Toshiaki Nakamata, Masuo Shibata, Toshimitsu Doi +2 more 1997-09-16
5637792 Exhaust gas sampler Sakayuji Kimura 1997-06-10
5616058 Lift arrangement for outboard motor engine 1997-04-01