Inventor

Tsutomu Takaada

Inventor

Yachiyo, JP

Overview

8→

Patents

2013–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 8 as inventor

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

F04Dprimary

F04DNon-positive-displacement pumps44%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants33%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g11%

F01DNon-positive displacement machines or engines, e.g. steam turbines6%

F16CShafts6%

PatentTitleYear

10,704,555Stator-side member and vacuum pump2020 10,578,158Vacuum pump and abnormality cause estimating method for vacuum pump2020 10,480,523Vacuum pump2019 10,364,814Vacuum pump2019 10,001,126Vacuum pump2018 9,982,682Rotor and vacuum pump equipped with same2018 9,790,946'Exhaust pump'2017 8,366,380'Turbo-molecular pump and method of assembling turbo-molecular pump'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2020Patents assigned to EDWARDS JAPAN LTD (8)· patent assignee history

2013–2018Patents assigned to TAKAADA TSUTOMU (3)· patent assignee history

2013–2020Based in Yachiyo, JP· patent location history

2017–2018Patents assigned to MAEJIMA YASUSHI (2)· patent assignee history

2017–2018Patents assigned to OHTACHI YOSHINOBU (2)· patent assignee history

2017Based in Funabashi, JP· patent location history

2018Patents assigned to ISHII KEIICHI (1)· patent assignee history

2018–2020Based in Chiba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EDWARDS JAPAN LTD	8	2013–2020
TAKAADA TSUTOMUself	3	2013–2018
MAEJIMA YASUSHI	2	2017–2018
OHTACHI YOSHINOBU	2	2017–2018
ISHII KEIICHI	1	2018

Locations

Location	Patents	Span
Yachiyo, JP	4	2013–2020
Chiba, JP	3	2018–2020
Funabashi, JP	1	2017