| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | United States | 3 | |
| #3 | Australia | 2 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | France | 2 | |
| #7 | Norway | 2 | |
| #8 | WIPO (World Intellectual Property Organization) | 2 | |
| #9 | Austria | 1 | |
| #10 | Switzerland | 1 | |
| #11 | Czechoslovakia | 1 | |
| #12 | German Democratic Republic | 1 | |
| #13 | Denmark | 1 | |
| #14 | Finland | 1 | |
| #15 | Hungary | 1 | |
| #16 | Italy | 1 | |
| #17 | Netherlands | 1 | |
| #18 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Hairstyling and cosmetic | |
| #2 | Artificial flowers, wigs and masks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Merges Heinz | 22 |
| #2 | Merges Marco | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1009251A1 | Comb | |
| CS263290A2 | Hair chignon | |
| AU5533890A | Hairpiece | |
| EP0400215A1 | Wig | |
| US5010914A | Wig | |
| DE3633697A1 | Hair curler | |
| DE3616336A1 | Hair curler | |
| DE3138389A1 | Device for dyeing sections or strands of hair | |
| US4316476A | Flat curler to curl or undulate hair | |
| DE2354709A1 | CLIP FOR FASTENING A PRE-SHAPED HAIR LOCK | |
| DE2366074A1 | Fixation tongs for perforated hair lock - incorporates heat storing device and is used in hair curling |