Inventor
Kyo Nakayama
Inventor
Yokohama, JP
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B43Kprimary
B43KImplements for writing or drawing50%
B43LArticles for writing or drawing upon17%
B29CShaping or joining of plastics7%
B29LIndexing scheme associated with subclass b29c, relating to particular articles7%
G06FElectric digital data processing7%
A45DHairdressing or shaving equipment3%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts3%
B43MBureau accessories not otherwise provided for3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
10,921,909Input touch pen202110,838,520Handwriting input device20209,649,872'Chuck body and mechanical pencil'20179,597,920'Writing instrument or applicator having resin molded parts'20179,302,529'Mechanical pencil'20168,337,107'Mechanical pencil'20128,328,446'Mechanical pencil'20128,043,686'Method of moulding composite member, and composite member'20117,850,380'Mechanical pencil'20107,850,381'Mechanical pencil'20107,815,385'Mechanical pencil'20107,806,615'Mechanical pencil'20107,802,936'Mechanical pencil'20107,654,763'Mechanical pencil'20107,452,148'Lead holding structure of mechanical pencil'20087,153,052'Writing implement'20066,854,909'Lead propelling device'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2021Patents assigned to MITSUBISHI PENCIL CO (16)· patent assignee history
2005–2020Based in Yokohama, JP· patent location history
2012–2016Patents assigned to IZAWA HIROTAKE (3)· patent assignee history
2012–2016Patents assigned to NAKAYAMA KYO (3)· patent assignee history
2012Patents assigned to FUKUMOTO TAKEO (2)· patent assignee history
2012–2016Patents assigned to KOBAYASHI TAKESHI (2)· patent assignee history
2021Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI PENCIL CO | 16 | 2005–2021 |
| IZAWA HIROTAKE | 3 | 2012–2016 |
| NAKAYAMA KYOself | 3 | 2012–2016 |
| FUKUMOTO TAKEO | 2 | 2012 |
| KOBAYASHI TAKESHI | 2 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 16 | 2005–2020 |
| Tokyo, JP | 1 | 2021 |