Inventor

Yasuo Arai

Inventor
Ibaraki, JP

Overview

17→
Patents
1978–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 17 as inventor

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

H01Lprimary
H01LSemiconductor devices13%
H10DInorganic electric semiconductor devices13%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%
C04BLime, magnesia4%
C08LCompositions of macromolecular compounds4%
C09JAdhesives4%
H03KPulse technique4%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1989Patents assigned to FUJI FIRE PROOF MATERIAL (2)· patent assignee history
1986–1989Based in Kunitachi, JP· patent location history
1987–1994Based in Tokyo, JP· patent location history
1996–2019Based in Tsukuba, JP· patent location history
2015–2020Patents assigned to LAPIS SEMICONDUCTOR CO LTD (5)· patent assignee history
2015Patents assigned to ARAI YASUO (2)· patent assignee history
2015Patents assigned to KASAI HIROKI (2)· patent assignee history
2015–2020Based in Ibaraki, JP· patent location history
2018–2020Patents assigned to INTER UNIV RESEARCH INSTITUTE CORPORATION HIGH ENERGY ACCELERATOR RESEARCH ORGANIZATION (3)· patent assignee history
2018Based in Anjo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LAPIS SEMICONDUCTOR CO LTD52015–2020
INTER UNIV RESEARCH INSTITUTE CORPORATION HIGH ENERGY ACCELERATOR RESEARCH ORGANIZATION32018–2020
ARAI YASUOself22015
FUJI FIRE PROOF MATERIAL21986–1989
KASAI HIROKI22015
Locations
LocationPatentsSpan
Ibaraki, JP52015–2020
Tokyo, JP31987–1994
Tsukuba, JP21996–2019
Kunitachi, JP21986–1989
Anjo, JP12018