| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Electrical machinery and energy | |
| #3 | Measurement | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Dynamo-electric machines | |
| #2 | Rotary-pistons | |
| #3 | Pumps | |
| #4 | Special machines | |
| #5 | Unspecified technologies | |
| #6 | Rotary pistons | |
| #7 | Steam engine plants | |
| #8 | Non-positive-displacement pumps | |
| #9 | Measuring electric variables | |
| #10 | Electric motor controls |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fukasaku Hiroshi | 18 |
| #2 | Mera Minoru | 4 |
| #3 | Horiba Tatsuya | 3 |
| #4 | Suitou Ken | 2 |
| #5 | Iguchi Masao | 2 |
| #6 | Okuyama Shinichi | 2 |
| #7 | Gennami Hiroyuki | 2 |
| #8 | Sugioka Takahiro | 1 |
| #9 | Saito Atsushi | 1 |
| #10 | Adaniya Taku | 1 |