Inventor

Hiroshi Sonobe

Inventor
Osaka, JP

Overview

15→
Patents
1976–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 15 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds11%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses11%
H04NPictorial communication, e.g. television11%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles7%
E05BLocks7%
G01RMeasuring electric variables7%
C07DHeterocyclic compounds4%
E05CBolts or fastening devices for wings, specially for doors or windows4%
F16CShafts4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2002Patents assigned to MITSUBISHI RAYON CO (3)· patent assignee history
1976–1984Based in Otake, JP· patent location history
1984Patents assigned to MINEMET RECH SA (1)· patent assignee history
2004–2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
2004–2009Based in Osaka, JP· patent location history
2007–2009Based in Mishima-shi, JP· patent location history
2008–2009Patents assigned to PANASONIC CORP (3)· patent assignee history
2015–2020Patents assigned to HI LEX CORP (3)· patent assignee history
2015–2020Based in Takarazuka, JP· patent location history
2020Based in Hyogo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HI LEX CORP32015–2020
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32004–2007
MITSUBISHI RAYON CO31976–2002
PANASONIC CORP32008–2009
MINEMET RECH SA11984
Locations
LocationPatentsSpan
Osaka, JP32004–2009
Mishima-shi, JP32007–2009
Otake, JP31976–1984
Takarazuka, JP22015–2020
Hyogo, JP12020