Spark plug production method, spark plug production device and assembly inspection method
US-10447015-B2 · Oct 15, 2019 · US
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Otsuki Toshiyuki patents
Otsuki Toshiyuki is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Otsuki Toshiyuki |
| Total patents | 6 |
| First publication | Mar 8, 2018 |
| Latest publication | Oct 15, 2019 |
Notable patents
Publications ranked by popularity score, then publication date.
Spark plug production method, spark plug production device and assembly inspection method
US-2019199070-A1 · Jun 27, 2019 · US
Spark plug production method, spark plug production device and assembly inspection method
US-10270229-B2 · Apr 23, 2019 · US
Method for producing spark plug
US-10205306-B2 · Feb 12, 2019 · US
Spark plug production method, spark plug production device and assembly inspection method
US-2018183217-A1 · Jun 28, 2018 · US
Method for producing spark plug
US-2018069379-A1 · Mar 8, 2018 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Ngk Spark Plug Co | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01T13/60 | 6 |
| H01T21/02 | 6 |
| F02P17/12 | 4 |
| H01T13/36 | 4 |
| G01N27/205 | 4 |