HARPER & TUNSTALL LTD has a total of 22 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets optics, packaging and shipping and machine tools are METEOR SIEGEN APPARAT SCHMECK, E & H T ANTHONY & COMPANY and HIRAKAWA KOGYOSHA KK.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 6 | |
#2 | United States | 6 | |
#3 | Germany | 3 | |
#4 | France | 3 | |
#5 | EPO (European Patent Office) | 2 | |
#6 | Belgium | 1 | |
#7 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Packaging and shipping | |
#3 | Machine tools | |
#4 | Machines | |
#5 | Consumer goods |
# | Technology | |
---|---|---|
#1 | Cameras | |
#2 | Handling thin material | |
#3 | Processing photographic materials | |
#4 | Unspecified technologies | |
#5 | Sawing | |
#6 | Filing and indexing |
# | Name | Total Patents |
---|---|---|
#1 | Ashburner Adi Kaikhushiroo | 7 |
#2 | Ashburner Adi Kaikhushroo | 3 |
#3 | Ashburner Adi K | 2 |
#4 | Ashburner A | 1 |
#5 | Kaikhushroo Ashburner Adi | 1 |
#6 | Ashburner Adi | 1 |
Publication | Filing date | Title |
---|---|---|
GB8330872D0 | Dielectric film | |
EP0037650A1 | Zig-zag folding machines | |
WO8102881A1 | Zig-zag folding machines | |
US4228992A | Sheet selecting and dispensing apparatus | |
US4000671A | Transport guide for pliable sheet material | |
GB1434583A | Monitoring of web or sheet feeding apparatus | |
GB1381779A | Transport guide for pliable sheet material | |
GB1192644A | Liquid Developer Unit for Developing Photosensitive Materials | |
DE1259703B | Diazo copier | |
GB1026518A | Improvements relating to filing cabinets | |
GB1001125A | Diazotype printing machine |