HT

Hirotsugu Tomita

OI Oiles: 3 patents #60 of 253Top 25%
Overall (All Time): #1,348,432 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12429090 Gas restriction structure constituting aerostatic bearing, and aerostatic bearing Akihiko Ito 2025-09-30
6872002 Bearing material for porous hydrostatic gas bearing and porous hydrostatic gas bearing using the same Naofumi Kumagai 2005-03-29
6342306 Bearing material for porous hydrostatic gas bearing and porous hydrostatic gas bearing using the same Hideo Ozawa, Hiroshi Tsuji 2002-01-29