Engine device
US-11428177-B2 · Aug 30, 2022 · US
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Doi Masayoshi patents
Doi Masayoshi is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Doi Masayoshi |
| Total patents | 20 |
| First publication | Mar 31, 2016 |
| Latest publication | Aug 30, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Engine device
US-2021355886-A1 · Nov 18, 2021 · US
Engine device
US-11111866-B2 · Sep 7, 2021 · US
SiC single crystal production method and production apparatus
US-10968535-B2 · Apr 6, 2021 · US
Engine device
US-2020284213-A1 · Sep 10, 2020 · US
Engine device
US-10690069-B2 · Jun 23, 2020 · US
Engine device
US-10393035-B2 · Aug 27, 2019 · US
Engine device
US-10378461-B2 · Aug 13, 2019 · US
Engine device
US-2019085773-A1 · Mar 21, 2019 · US
Method for producing SiC single crystal
US-10145025-B2 · Dec 4, 2018 · US
Recent patents
Latest publications not already listed above.
Method for producing SiC single crystal
US-10119199-B2 · Nov 6, 2018 · US
Sic single crystal production method and production apparatus
US-2018312996-A1 · Nov 1, 2018 · US
Engine device
US-2018258868-A1 · Sep 13, 2018 · US
Engine device
US-2018252174-A1 · Sep 6, 2018 · US
METHOD FOR PRODUCING SiC SINGLE CRYSTAL
US-2018112328-A1 · Apr 26, 2018 · US
METHOD FOR PRODUCING SiC SINGLE CRYSTAL
US-2018112329-A1 · Apr 26, 2018 · US
APPARATUS FOR PRODUCING SiC SINGLE CRYSTAL BY SOLUTION GROWTH PROCESS AND CRUCIBLE EMPLOYED THEREIN
US-2017306522-A1 · Oct 26, 2017 · US
METHOD FOR PRODUCING SiC SINGLE CRYSTAL AND APPARATUS FOR PRODUCING SiC SINGLE CRYSTAL
US-2017298533-A1 · Oct 19, 2017 · US
APPARATUS FOR MANUFACTURING SiC SINGLE CRYSTAL AND METHOD OF MANUFACTURING SiC SINGLE CRYSTAL
US-2017226658-A1 · Aug 10, 2017 · US
Method for producing sic single crystal
US-2016090664-A1 · Mar 31, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toyota Motor Co Ltd | 10 |
| Yanmar Co Ltd | 8 |
| Yanmar Power Technology Co Ltd | 3 |
| Nippon Steel & Sumitomo Metal Corp | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C30B29/36 | 10 |
| C30B19/04 | 10 |
| F02D19/0618 | 10 |
| F02D19/105 | 10 |
| F02D41/3064 | 10 |