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Inventor

Shuhei Koyama

Inventor
Tokyo, JP

Overview

7→
Patents
2016–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Kprimary
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients14%
C08LCompositions of macromolecular compounds14%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids14%
F25BRefrigeration machines, plants or systems14%
C08JWorking-up9%
B60CVehicle tyres5%
F01CRotary-piston or oscillating-piston machines or engines5%
G01FMeasuring volume, volume flow, mass flow or liquid level5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
G01RMeasuring electric variables5%
PatentTitleYear
10,851,779Scroll compressor having gap between tip spiral scroll wrap to end plate of fixed and orbiting scrolls that differs in axial length from gap between support of oldham ring and end plate of orbiting scroll202010,793,702Method for manufacturing masterbatch, method for manufacturing tire rubber composition, and method for manufacturing tire202010,782,260Electrostatic capacitance detection device and power conversion apparatus202010,578,103Scroll compressor and refrigeration cycle apparatus202010,392,478Method for producing wet rubber masterbatch201910,227,984Scroll compressor20199,296,873'Method for producing rubber composition'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2020Patents assigned to TOYO TIRE & RUBBER CO (3)· patent assignee history
2016Based in Osaka, JP· patent location history
2019–2020Patents assigned to MITSUBISHI ELECTRIC CORP (4)· patent assignee history
2019–2020Patents assigned to TOYO TIRE CORP (2)· patent assignee history
2019–2020Based in Tokyo, JP· patent location history
2019–2020Based in Itami, JP· patent location history
2020Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP42019–2020
TOYO TIRE & RUBBER CO32016–2020
TOYO TIRE CORP22019–2020
Locations
LocationPatentsSpan
Tokyo, JP32019–2020
Itami, JP22019–2020
Chiyoda-ku, JP12020
Osaka, JP12016