P

Inventor

NISHIYAMA SHIGEYUKI

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

NIPPON SPINDLE MFG CO LTD

3 patents

JAPAN SYNTHETIC RUBBER CO LTD

1 patent