P

Inventor

YAMAGATA SHIGERU

JP19 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGATA SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHINETSU QUARTZ PROD

8 patents

YAMAGATA SHIGERU

5 patents

HERAEUS QUARZGLAS

4 patents

OJI PAPER CO

1 patent

SHIN-ETSU QUARTZ PRODUCTS CO LTD

1 patent