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Inventor

Yasunori Goda

Inventor
Osaka, JP

Overview

2→
Patents
1991–2006
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C10Cprimary
C10CWorking-up pitch, asphalt, bitumen, tar50%
H01TSpark gaps50%
PatentTitleYear
7,154,213'Ground electrode structure of a spark plug for a gas engine'20064,986,895'Process for treating coal tar or coal tar pitch'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to OSAKA GAS CO LTD (1)· patent assignee history
1991Based in Takarazuka, JP· patent location history
2006Patents assigned to DENSO CORP (1)· patent assignee history
2006Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DENSO CORP12006
OSAKA GAS CO LTD11991
Locations
LocationPatentsSpan
Osaka, JP12006
Takarazuka, JP11991