P
PatentIndex
Search
Landscape
Sign in
Inventor
AKUTSU TADAYOSHI
JP
4 patents
⚠️ This page may combine multiple inventors who share the name “AKUTSU TADAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON GASKET KK
2 patents
US5626348A
May 6, 1997
Metal gasket
NIPPON GASKET KK
22 citations
91
US5609345A
Mar 11, 1997
Metal gasket with stepped intermediate plate
NIPPON GASKET KK
32 citations
91
NHK SPRING CO LTD
2 patents
US5258082A
Nov 2, 1993
High strength spring
NHK SPRING CO LTD
25 citations
91
US5225008A
Jul 6, 1993
Method for manufacturing a high-strength spring
NHK SPRING CO LTD
31 citations
91