| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 4 | |
| #3 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Consumer goods | |
| #3 | Medical technology | |
| #4 | Audio-visual technology | |
| #5 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Hairstyling and cosmetic | |
| #2 | Unspecified technologies | |
| #3 | Shaping of plastics | |
| #4 | Producing goods from plastic | |
| #5 | Implantable devices | |
| #6 | Unspecified technologies | |
| #7 | Household appliances | |
| #8 | Advertising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sawyer Lester T | 15 |
| #2 | Lester T Sawyer | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3095610A | Hair retaining comb and method of making the same | |
| US3066685A | Hairpin | |
| US2589967A | Drinking cup | |
| US2531299A | Apparatus for making hair retainers | |
| US2523924A | Hair retainer and method of making | |
| US2574891A | Hair retainer | |
| US2530542A | Holder for combs | |
| US2450448A | Method of making hair retainers | |
| US2254915A | Surgical dressing | |
| US2196815A | Hair retaining comb | |
| US2082599A | Surgical dressing | |
| CA683098A | Hair retaining comb and method of making the same | |
| CA496937A | Drinking cup | |
| CA668369A | Hairpin | |
| CA698376A | Hair-gripping comb |