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Inventor

Noboru Hirano

Inventor
Yokohama, JP

Overview

4→
Patents
1979–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds50%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof25%
H04NPictorial communication, e.g. television25%
PatentTitleYear
10,757,287Image reading device, image forming apparatus, and image reading method20206,666,072'Evaporative emission control system and method for detecting leaks therein'20034,208,540'Process for separation and recovery of isobutene'19804,180,688'Method for continuously producing tert-butyl alcohol'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1980Patents assigned to NIPPON OIL CO LTD (2)· patent assignee history
1979–1980Based in Yokohama, JP· patent location history
2003Patents assigned to DENSO CORP (1)· patent assignee history
2003Based in Kariya, JP· patent location history
2020Patents assigned to HIRANO NOBORU (1)· patent assignee history
2020Patents assigned to ISHII TATSUYA (1)· patent assignee history
2020Patents assigned to RICOH CO LTD (1)· patent assignee history
2020Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON OIL CO LTD21979–1980
DENSO CORP12003
HIRANO NOBORUself12020
ISHII TATSUYA12020
RICOH CO LTD12020
Locations
LocationPatentsSpan
Yokohama, JP21979–1980
Kanagawa, JP12020
Kariya, JP12003