Inventor
HIRANUMA KAZUNORI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “HIRANUMA KAZUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO HEAVY INDUSTRIES
13 patentsUS9388880B2Jul 12, 2016
Simple planetary reduction gear
SUMITOMO HEAVY INDUSTRIES10 citations82
US11242666B2Feb 8, 2022
Shovel
SUMITOMO HEAVY INDUSTRIES2 citations72
US10858808B2Dec 8, 2020
Excavator
SUMITOMO HEAVY INDUSTRIES4 citations72
US9279233B2Mar 8, 2016
Shovel
SUMITOMO HEAVY INDUSTRIES4 citations69
US12338601B2Jun 24, 2025
Shovel
SUMITOMO HEAVY INDUSTRIES1 citations63
US12163310B2Dec 10, 2024
Shovel performing compaction by automatically moving arm and end attachment according to boom lowering operation
SUMITOMO HEAVY INDUSTRIES1 citations62
US11976437B2May 7, 2024
Shovel
SUMITOMO HEAVY INDUSTRIES1 citations62
US11225771B2Jan 18, 2022
Shovel
SUMITOMO HEAVY INDUSTRIES1 citations62
US11655611B2May 23, 2023
Shovel
SUMITOMO HEAVY INDUSTRIES0 citations61
US9518374B2Dec 13, 2016
Shovel and swiveling speed reducer
SUMITOMO HEAVY INDUSTRIES1 citations50
US9476499B2Oct 25, 2016
Shovel
SUMITOMO HEAVY INDUSTRIES0 citations50
US9139978B2Sep 22, 2015
Shovel
SUMITOMO HEAVY INDUSTRIES0 citations48
US9062743B2Jun 23, 2015
Shovel
SUMITOMO HEAVY INDUSTRIES0 citations38
TOKYO SEIMITSU CO LTD
3 patentsUS6305657B1Oct 23, 2001
Mechanism for tilting a microscope
TOKYO SEIMITSU CO LTD14 citations70
US6189943B1Feb 20, 2001
Robot hand
TOKYO SEIMITSU CO LTD12 citations70
US7162835B1Jan 16, 2007
Gravity safety door for an apparatus for manufacturing or inspecting semiconductors
TOKYO SEIMITSU CO LTD4 citations59