| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Brazil | 4 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | United States | 4 | |
| #5 | Australia | 3 | |
| #6 | Switzerland | 1 | |
| #7 | China | 1 | |
| #8 | Denmark | 1 | |
| #9 | Ireland | 1 | |
| #10 | Japan | 1 | |
| #11 | Republic of Korea | 1 | |
| #12 | Mexico | 1 | |
| #13 | Norway | 1 | |
| #14 | Turkey | 1 | |
| #15 | WIPO (World Intellectual Property Organization) | 1 | |
| #16 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Basic materials chemistry | |
| #3 | Measurement | |
| #4 | Surface technology and coating |
| # | Technology | |
|---|---|---|
| #1 | Writing or drawing tools | |
| #2 | Coating compositions | |
| #3 | Mechanically-driven clocks | |
| #4 | Coating metallic material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thompson John | 9 |
| #2 | Booker Brian Albert John | 7 |
| #3 | Andrews Neville Edgar | 6 |
| #4 | Thompson E Dale | 5 |
| #5 | Wallis Philip | 5 |
| #6 | Jones Owen | 3 |
| #7 | Neville Edgar Andrews | 1 |
| #8 | Oouen Jiyoonzu | 1 |
| #9 | Snyder James R | 1 |
| #10 | Andrews Meville Edgar | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9406837D0 | Propelling pencil mechanism | |
| GB9325891D0 | Writing instruments | |
| GB9314115D0 | Nib changing apparatus for a fountain pen | |
| GB9113220D0 | Refill unit for a writing instrument | |
| GB9100860D0 | Safety cap for writing instrument | |
| US4806038A | Knock type mechanical pencil connection | |
| IE871794L | Ball point pen | |
| AU7464987A | Writing instrument | |
| US4726845A | Hybrid marking instrument and writing ink composition | |
| US4702634A | Continuous feed mechanical pencil with push button lead feed actuator |