Inventor

ISHIGAMI HIROYUKI

JP4 patents

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

OTSUKA KOKI KK

1 patent

US4092012AMay 30, 1978

Ratchet type quick feeding mechanism for automobile pantograph jack

OTSUKA KOKI KK20 citations73

OTSUKA KOKI KABUSHIKI KAISHA

1 patent

US4872548AOct 10, 1989

Intermittently-driven belt conveyor

OTSUKA KOKI KABUSHIKI KAISHA16 citations68

NIKON CORP

1 patent

US10466453B2Nov 5, 2019

Optical system and optical device provided therewith

NIKON CORP0 citations40

ISHIGAMI HIROYUKI

1 patent

US8437096B2May 7, 2013

Optical device and optical instrument

ISHIGAMI HIROYUKI0 citations29