MY

Masao Yamamoto

Nsk: 3 patents #5 of 130Top 4%
Sumitomo Electric Industries: 1 patents #603 of 2,038Top 30%
Overall (1997): #6,795 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5677624 Rolling bearing unit with rotating speed sensor Hiroya Miyazaki, Junshi Sakamoto, Yoshihisa Ohnuki, Hayato Ohmi 1997-10-14
5656582 Rust preventive lubricating oil Emiko Shiraishi, Hiroyuki Ito, Michiharu Naka, Akira Suzuki, Shigeki Maehara 1997-08-12
5640769 Method for producing a cage of the ball bearing Akira Suzuki, Jiami Pu, Magozou Hamamoto, Kazuo Akagami, Michiharu Naka +4 more 1997-06-24
5636043 Liquid crystal display device having partitioned unit liquid crystal cells Tsuyoshi Uemura, Shinnya Kosako, Hideaki Mochizuki 1997-06-03