| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 20 | |
| #2 | Germany | 12 | |
| #3 | France | 8 | |
| #4 | United States | 6 | |
| #5 | Canada | 3 | |
| #6 | Sweden | 3 | |
| #7 | Belgium | 2 | |
| #8 | Switzerland | 2 | |
| #9 | Hong Kong | 2 | |
| #10 | Singapore | 2 | |
| #11 | Australia | 1 | |
| #12 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Surface technology and coating | |
| #4 | Civil engineering | |
| #5 | Packaging and shipping | |
| #6 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Hand-held cutting tools | |
| #2 | Grinding tools | |
| #3 | Metallic material removal | |
| #4 | Unspecified technologies | |
| #5 | Sawing | |
| #6 | Unspecified technologies | |
| #7 | Printing plates | |
| #8 | Construction of roads | |
| #9 | Handling thin material | |
| #10 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ihata Sachiko | 15 |
| #2 | Mayama Tatsushige | 10 |
| #3 | Ibata Yozo | 5 |
| #4 | Ihata Masanobu | 4 |
| #5 | Yoshimoto Yoshihiko | 3 |
| #6 | Ihata S | 2 |
| #7 | Ibata Y | 2 |
| #8 | Ibata Sachiko | 2 |
| #9 | Mayama Tasushige | 1 |
| #10 | Mayama Tatsusige | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3816705A1 | Rotating abrasive tool | |
| GB8809691D0 | Revolving grinding tool | |
| GB8718441D0 | Abrasive polishing element | |
| GB8717623D0 | A knife | |
| GB8716693D0 | A knife | |
| GB8716260D0 | Metallic slip-proof element | |
| GB8716259D0 | A cutting device | |
| GB8618569D0 | Metallic polishing element | |
| GB8616159D0 | Metal roller | |
| GB8702399D0 | Slider for cutter knife | |
| DE3690259C2 | Semi-cylindrical metallic polisher | |
| US4615118A | Magazine type knife | |
| US4456500A | Method of manufacturing a polisher | |
| DE3029917A1 | Swivelling blade cutting tool - has eccentric tip blade fitted rotatingly between slotted spring element prongs in holder axial recess | |
| GB1575285A | Knives | |
| GB1547002A | Knives | |
| AU6154173A | A sheath knife | |
| GB1367978A | Unpacking knife | |
| GB1371585A | Knives | |
| CA945755A | Knife |