MK

Masamichi KISHIRO

NO Nok: 7 patents #57 of 725Top 8%
Overall (All Time): #684,548 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12345310 Sealing device Tatsuya Mori, Yu YAMAGUCHI, Toshiaki Yamauchi 2025-07-01
12044314 Sealing device Nobuhiro Nishimura, Naoki Meguro 2024-07-23
11773982 Sealing device Hiroshi Onodera, Nobuhiro Nishimura 2023-10-03
11274578 Sealing device and manufacturing method therefor Nobuhiro Nishimura 2022-03-15
11255437 Sealing device Tatsuya Mori, Naoki Meguro 2022-02-22
10962142 Valve stem seal Takayuki Oyama, Nobuhiro Nishimura, Hiroshi Onodera 2021-03-30
10767519 Valve stem seal and hermetic sealing structure 2020-09-08