Inventor

YAMAZAKI TOSHIHIRO

JP4 patents

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

KOMATSU MFG CO LTD

2 patents

US5931601AAug 3, 1999

Tunnel excavator

KOMATSU MFG CO LTD17 citations82

US4818026AApr 4, 1989

Shield type tunneling apparatus

KOMATSU MFG CO LTD20 citations78

TAKEUCHI KEISUKE

1 patent

US8930085B2Jan 6, 2015

Control system for vehicle

TAKEUCHI KEISUKE15 citations83

KOMOTSU SEISAKUSHO KK

1 patent

US5460432AOct 24, 1995

Cutter head for a tunnel excavator

KOMOTSU SEISAKUSHO KK16 citations61