| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Greece | 3 | |
| #4 | Italy | 3 | |
| #5 | United States | 3 | |
| #6 | South Africa | 3 | |
| #7 | Australia | 2 | |
| #8 | France | 2 | |
| #9 | Hong Kong | 2 | |
| #10 | Singapore | 2 | |
| #11 | Belgium | 1 | |
| #12 | Brazil | 1 | |
| #13 | Cyprus | 1 | |
| #14 | Germany | 1 | |
| #15 | Finland | 1 | |
| #16 | United Kingdom | 1 | |
| #17 | Jordan | 1 | |
| #18 | Japan | 1 | |
| #19 | Republic of Korea | 1 | |
| #20 | Mexico | 1 | |
| #21 | Netherlands | 1 | |
| #22 | Norway | 1 | |
| #23 | Portugal | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Smoking accessories | |
| #2 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Terasaki Masahiro | 29 |
| #2 | Masahiro Terasaki | 4 |
| Publication | Filing date | Title |
|---|---|---|
| CA2025062A1 | Bar lens with smaller thickness for greater rate of magnification | |
| US4841995A | Tar removing cigarette holder | |
| JPS6148364A | Shoe insole | |
| US4481955A | Cigarette holder with tar collecting means | |
| US4370988A | Cigarette holder smoke filtering cartridge with two stage smoke purification action |