Inventor
ASAUMI HIROSHI
7 patents
⚠️ This page may combine multiple inventors who share the name “ASAUMI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON ASBESTOS CO LTD
3 patentsUS4416043ANov 22, 1983
Disc roll
NIPPON ASBESTOS CO LTD29 citations90
US4144121AMar 13, 1979
Method for producing asbestos-free calcium silicate board and the board produced thereby
NIPPON ASBESTOS CO LTD48 citations90
US4334931AJun 15, 1982
Method for producing asbestos free machinable calcium silicate high heat-resistant material
NIPPON ASBESTOS CO LTD14 citations69
NICHIAS CORP
3 patentsUS4990544AFeb 5, 1991
Gasket composition comprising fibrillated PTFE
NICHIAS CORP38 citations89
US4839221AJun 13, 1989
Gasket containing (I) a sheet composition comprising (A) PTFE (B) inorganic powder (C) clay mineral and (II) a metal support for the sheet
NICHIAS CORP28 citations89
US5128092AJul 7, 1992
Method for shaping tetrafluoroethylene resin pipe
NICHIAS CORP13 citations73