HM

Hiroaki Morii

Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SC Shinagawa Refractories Co.: 1 patents #73 of 162Top 50%
Overall (All Time): #1,203,134 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9312669 Resistor, method of assembling the same, and switchgear Ayumu Morita, Naoya Okada, Akitaka Shiina, Kenji Tsuchiya, Mitsuaki Yamamoto +1 more 2016-04-12
8002155 Slide valve device for automatic surface pressure application Kenji Mitsui, Mototsugu Osada 2011-08-23
4802369 Sensor structure 1989-02-07
4686861 Gasket type pressure sensor 1987-08-18