Mechanical pencil
US-12214616-B2 · Feb 4, 2025 · US
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Fukuda Takamasa patents
Fukuda Takamasa is listed as an inventor on 7 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Fukuda Takamasa |
| Total patents | 7 |
| First publication | May 21, 2015 |
| Latest publication | Feb 4, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Information processing system, writing instrument, and electronic device
US-2024427430-A1 · Dec 26, 2024 · US
Mechanical pencil
US-2024383270-A1 · Nov 21, 2024 · US
Mechanical pencil
US-11884093-B2 · Jan 30, 2024 · US
Mechanical pencil
US-2022184995-A1 · Jun 16, 2022 · US
Mechanical pencil
US-2022144008-A1 · May 12, 2022 · US
Objective lens switching mechanism and inspection apparatus
US-2015138541-A1 · May 21, 2015 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Mitsubishi Pencil Co | 6 |
| Stolia Co Ltd | 1 |
| Nuflare Technology Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B43K21/22 | 5 |
| B43K21/033 | 5 |
| B43K21/16 | 5 |
| B43K21/18 | 3 |
| B43K21/085 | 2 |