| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 12 | |
| #2 | Germany | 3 | |
| #3 | France | 3 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Macromolecular chemistry and polymers | |
| #3 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Writing or drawing tools | |
| #2 | Goods for writing upon | |
| #3 | Coating compositions | |
| #4 | Compounding ingredients |
| # | Name | Total Patents |
|---|---|---|
| #1 | Horie Yukio | 3 |
| #2 | Wakai Noboru | 2 |
| #3 | Tsukahara Osamu | 2 |
| #4 | Matsumoto Hiroyuki | 2 |
| #5 | Hovi Yukioi | 1 |
| #6 | Matumoto Hiroyuki | 1 |
| #7 | Miura Masao | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1273716A | Mechanical pencil | |
| GB1272835A | Mechanical pencil | |
| GB1167632A | Writing Instruments | |
| GB1116859A | Ink stand for fibre core pen | |
| GB1131034A | Improvements relating to magazine propelling pencil | |
| GB1067800A | Improvements relating to a writing instrument | |
| GB1085148A | Improvements relating to felt pens | |
| GB1062789A | Improvements relating to a writing device | |
| GB1059695A | Writing implement |