Inventor
IKEGAMI TATSUJI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “IKEGAMI TATSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OSAKA VACUUM LTD
5 patentsUS5074747ADec 24, 1991
Vacuum pump
OSAKA VACUUM LTD25 citations90
US5219269AJun 15, 1993
Vacuum pump
OSAKA VACUUM LTD18 citations80
US5221179AJun 22, 1993
Vacuum pump
OSAKA VACUUM LTD9 citations71
US5160250ANov 3, 1992
Vacuum pump with a peripheral groove pump unit
OSAKA VACUUM LTD14 citations71
US5217346AJun 8, 1993
Vacuum pump
OSAKA VACUUM LTD6 citations60