P

Inventor

SHIMIZU YOICHI

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

MARUYAMA MFG CO

7 patents

NANKAI KOGYO KK

2 patents

ADVANTEST CORP

2 patents

TEIKOKU PISTON RING CO LTD

1 patent

SHIBATA YOSHIHIKO

1 patent

MARUYAMA SEISAKUCHO KK

1 patent

KAJITANI HIROSHI

1 patent