P

Inventor

SHIBUYA TSUTOMU

JP4 patents
⚠️ This page may combine multiple inventors who share the name “SHIBUYA TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

3 patents
US5801350ASep 1, 1998

Surface reformation method of high polymer material

HITACHI LTD39 citations95
US6423405B1Jul 23, 2002

Surface reformation method of high polymer material

HITACHI LTD2 citations62
US6017424AJan 25, 2000

Laser assisted surface reformation method of high polymer material

HITACHI LTD1 citations62

SHIBUYA TSUTOMU

1 patent
US8059863B2Nov 15, 2011

Work movement analysis method, work movement analysis apparatus, and work movement analysis program

SHIBUYA TSUTOMU5 citations50