HOOVER BALL & BEARING CO has a total of 398 patent applications. Its first patent ever was published in 1937. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machines, furniture and games and packaging and shipping are DIELECTRICS IND, MOLLURA CARLOS A and NOMACO INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 182 | |
#2 | Canada | 71 | |
#3 | United Kingdom | 43 | |
#4 | Germany | 32 | |
#5 | France | 31 | |
#6 | Switzerland | 8 | |
#7 | Spain | 5 | |
#8 | Australia | 4 | |
#9 | Italy | 4 | |
#10 | Japan | 4 | |
#11 | Brazil | 3 | |
#12 | Netherlands | 2 | |
#13 | South Africa | 2 | |
#14 | Argentina | 1 | |
#15 | Austria | 1 | |
#16 | Finland | 1 | |
#17 | Ireland | 1 | |
#18 | Norway | 1 | |
#19 | Romania | 1 | |
#20 | Sweden | 1 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Furniture and games | |
#3 | Packaging and shipping | |
#4 | Machine tools | |
#5 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Chairs and beds | |
#2 | Shaping of plastics | |
#3 | Unspecified technologies | |
#4 | Containers for goods storage | |
#5 | Unspecified technologies | |
#6 | Certain plastics | |
#7 | Wood working | |
#8 | Transport or storage devices | |
#9 | Fillers | |
#10 | Shafts |
# | Name | Total Patents |
---|---|---|
#1 | Wahl Buddy D | 32 |
#2 | Hartesveldt Carroll H Van | 31 |
#3 | Slominski Walter V | 26 |
#4 | Rupert Samuel J | 17 |
#5 | Mckinney Ralph E | 17 |
#6 | Mandusky Jack C | 13 |
#7 | Ziegler William E | 11 |
#8 | Slominski W | 8 |
#9 | Riddle Neville L | 8 |
#10 | Wahl Buddy Don | 7 |
Publication | Filing date | Title |
---|---|---|
CA1045525A | Process for coating wire | |
JPS5410419A | Container | |
DE2703454A1 | METHOD AND DEVICE FOR BLOW MOLDING | |
US4082256A | Seat assembly | |
US4099775A | Chair control with tilt lock | |
US4087070A | Swivel chair with non-keywayed main screw | |
US4033476A | Side door bin with improved hinge support | |
US4049288A | Trailer hitch | |
US4098485A | Swivel apparatus | |
US4044912A | Lined container for storing and transporting thick viscous substances such as grease having anti-clogging liner support | |
US4067610A | Chair control mechanism | |
US4060862A | Box spring assembly having serpentine right angle bend springs therein | |
US4070717A | Bed frame | |
US4032048A | Bin with internal sloping walls | |
US4005917A | Pillow block and apparatus for making same | |
US4020967A | Collapsible container | |
US4007243A | Method of blow molding | |
US4000925A | Chair control with front to rear torsion bar | |
US4004303A | Spring assembly and boxspring unit incorporating same | |
US4020511A | Foam bed pillow |