B21H 1/14
Balls, rollers, cone rollers, or like bodies
Official title: balls, rollers, cone rollers, or like bodies
B21H1/14 (Balls, rollers, cone rollers, or like bodies) appears on 11 US grants and 5 published applications in this corpus.
Search patents in B21H- Granted patents
- 11
- Published applications
- 5
- Assignees
- 8
- Inventors
- 27
- Latest grant
- 10 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for producing a connecting element, connecting element, and rolling tool10 Oct 2023US 11,779,999 B2Arnold Umformtechnik GmbH & Co. KG
- Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus27 Sep 2016US 9,452,503 B2Ntn Corporation
- Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus19 May 2015US 9,032,626 B2Ntn Corporation
- Apparatus and method for production of balls by a rolling operation14 Nov 2000US 6,145,361 A
- Conveyor roller and method of manufacture thereof5 Mar 1985US 4,502,310 AGosudarstvenny Proektny I Konstruktorsky Institut Sojuzprommekhanizatsia
- Method of manufacturing spherical metal articles17 Apr 2025US 2025/0122588 A1Obshchestvo S Ogranichennoy Otvetstvennostyu "Npp Sistema 48"
- Method For Producing A Connecting Element, Connecting Element, And Rolling Tool10 Dec 2020US 2020/0384524 A1Arnold Umformtechnik GmbH & Co. KG
- Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus20 Aug 2015US 2015/0231754 A1Ntn Corporation
- Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus19 Jul 2012US 2012/0180317 A1Ntn Corporation
- Method for producing a deep rolling roller, and deep rolling roller11 Sep 2003US 2003/0171198 A1
Most cited
By later US patents
- Powder metallurgy production of spherical articles, such as bearing elements10US 4,232,436 ATextron Inc. · 1980
- Conveyor roller and method of manufacture thereof7US 4,502,310 AGosudarstvenny Proektny I Konstruktorsky Institut Sojuzprommekhanizatsia · 1985
- Method and apparatus for continually forming spherical objects6US 4,003,232 A1977
- Forming roll for rolling cylindrical bodies from cylindrical rod stock, and a method of making the same3US 4,084,303 AHelipebs Limited · 1978
- Apparatus and method for production of balls by a rolling operation2US 6,145,361 A2000