Inventor
YAMAGUCHI KOUSHI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI KOUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUGATSUNE KOGYO
12 patentsUSD635435SApr 5, 2011
Door closer
SUGATSUNE KOGYO11 citations84
USD605926SDec 15, 2009
Fitting hinge
SUGATSUNE KOGYO11 citations84
US7497490B2Mar 3, 2009
Telescopic stay
SUGATSUNE KOGYO13 citations84
US10494845B2Dec 3, 2019
Door hinge for a door and a door frame
SUGATSUNE KOGYO5 citations73
USD852608SJul 2, 2019
Hinge
SUGATSUNE KOGYO2 citations73
USD818791SMay 29, 2018
Hinge
SUGATSUNE KOGYO4 citations73
US10837210B2Nov 17, 2020
Hinge and hinge bracket
SUGATSUNE KOGYO1 citations62
USD628458SDec 7, 2010
Catcher for a door closer
SUGATSUNE KOGYO5 citations62
USD639136SJun 7, 2011
Door closer
SUGATSUNE KOGYO2 citations61
USD553486SOct 23, 2007
Stay for furniture
SUGATSUNE KOGYO1 citations52
USD552464SOct 9, 2007
Stay for furniture
SUGATSUNE KOGYO1 citations52
US10113344B2Oct 30, 2018
Stay
SUGATSUNE KOGYO0 citations40
YAMAGUCHI KOUSHI
7 patentsUS8584402B2Nov 19, 2013
Door opening/closing system and catch therefor
YAMAGUCHI KOUSHI23 citations92
US8739468B2Jun 3, 2014
Door opening and closing device
YAMAGUCHI KOUSHI8 citations82
US10143682B2Dec 4, 2018
Medicine for improving state of pregnancy, and use thereof
YAMAGUCHI KOUSHI3 citations72
USD743772SNov 24, 2015
Hinge for building
YAMAGUCHI KOUSHI4 citations72
US12576070B2Mar 17, 2026
Medicine for improving state of pregnancy, and use thereof
YAMAGUCHI KOUSHI0 citations62
US11541040B2Jan 3, 2023
Medicine for improving state of pregnancy, and use thereof
YAMAGUCHI KOUSHI1 citations62
US8960387B2Feb 24, 2015
Damper position adjusting device
YAMAGUCHI KOUSHI1 citations51